Replacement Lower Pump Kit for Professional Airless Sprayers
Compatible Machines
- Graco GH 2560 Series Airless Sprayer
- Graco GH Series Heavy‑Duty Cart Sprayers
- Graco Gas and Hydraulic Sprayers with QuikChange Pump System
- Graco Roof Rig and Big Rig Configurations using GH Pump Lowers
- Other Graco Airless Units that accept GH‑style lower pump assemblies
The Graco 948‑731 Kit Pump Lower is a genuine OEM replacement part designed to restore the lower pump assembly of compatible Graco airless sprayers. This assembly is engineered for durability and professional performance under high‑pressure painting conditions. It replaces worn or damaged pump components to help maintain optimal spraying efficiency and prolong the life of your equipment.
Key Features
- OEM Quality — Factory‑made for exact fit and performance with Graco units.
- Durable Construction — Built to withstand heavy professional use in demanding spray environments.
- Reliable Operation — Helps maintain consistent fluid pressure and spraying capability.
- Easy Replacement — Designed to swap into existing pump assemblies with minimal downtime.
Specifications
| Part Number | 948‑731 |
| Application | Lower Pump Assembly Replacement for GH‑style Graco Sprayers |
| Compatibility | Selected Graco GH, Gas, and Heavy‑Duty Spray Rigs |
| Installation | Refer to Equipment Manual; ensure sprayer is off and depressurized |
Product Overview
The Graco 948‑731 Lower Pump Kit is specifically engineered for professional airless sprayers that utilize GH‑series and similar pump platforms. Its design ensures that the lower fluid section of the pump maintains correct pressure, wear resistance, and long service life. Using genuine Graco parts helps protect your investment by reducing unexpected failures and ensuring peak performance.
Frequently Asked Questions
The kit includes the lower portion of the pump assembly — the section of the pump that connects to fluid intake and delivers paint under pressure. It replaces worn internal parts that affect performance.
Check your sprayer’s service manual for pump lower part numbers and GH compatibility, or consult Graco parts diagrams to confirm that 948‑731 matches your model’s lower pump assembly.
Yes — with proper tools and safety precautions. Always power off and depressurize the sprayer before replacing the pump lower, and follow the manufacturer’s instructions.
